Yes, the path to Godhood isn't limited to these solely. They can meditate and expand their sensorial bodies much more than any other person. The problem is only the information delivered to them, which necessitates a person to communicate with them.
For blind people, audio sermons and instructions work well to this aim, for deaf people, reading and visual stimulation is perfect as well. The vibrations can be done regardless by humming and feeling the physical vibration, not hearing it. For blind people, the visualization should be under the spectrum of intent, which by all means is the aim and something of source for real power.
These people have also a chance of expansion and discovery, given their different state of life, they can have many more psychological reasons to break limits that other people can be stuck on, they have power.